Though costly to implement, solar energy offers a clean, renewable source of power. 3 min read Solar energy is the technology used to harness the sun's energy and make it useable. As of 2011 ...

We can sometimes use the sun’s energy directly, like when we design homes to take advantage of passive solar heat. But when we want to use it for technology, we need ways to convert the sun’s ...

In Meteored we explain the causes and consequences of these events, whose effects on Earth can be very important. Senate clears path to avoid a government shutdown despite Democratic opposition ...

Phosphorus has five electrons in its outer energy level, not four ... When sunlight strikes a solar cell, electrons in the silicon are ejected, which results in the formation of “holes”—the vacancies ...

A constellation of satellites orbiting 250 miles above Earth’s surface shows how solar and wind have taken off in recent years: Here’s what renewable energy sites looked like eight years ago.

The stock market provides ways to invest in solar via indexes, exchange-traded funds, and shares of companies involved in the renewable form of energy — ranging from production and installation ...

The US installed 50 gigawatts (GW) of new solar capacity in 2024, the largest single year of new capacity added to the grid by any energy technology in over two decades. That’s enough to power 8 ...